BBC地平线系列:你看到我所见了么

     Roses are red, violets are blue but according to the latest understanding these colours are really an illusion       One that you create yourself       　　Horizon reveals a surprising truth about how we all see the world       You may think a rose is red, the sky is blue and the grass is green, but it now seems that the colours you see may not always be the same as the colours I see       Your age, s